1 files changed, 46 insertions, 0 deletions
diff --git a/src/test/regress/sql/circle.sql b/src/test/regress/sql/circle.sql
new file mode 100644
index 00000000000..bd6ad9c0916
--- /dev/null
+++ b/src/test/regress/sql/circle.sql
@@ -0,0 +1,46 @@
+--
+-- circles
+--
+
+CREATE TABLE CIRCLE_TBL (f1 circle);
+
+INSERT INTO CIRCLE_TBL VALUES ('<(0,0),3>');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(1,2),100>');
+
+INSERT INTO CIRCLE_TBL VALUES ('1,3,5');
+
+INSERT INTO CIRCLE_TBL VALUES ('((1,2),3)');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(100,200),10>');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(100,0),100>');
+
+-- bad values
+
+INSERT INTO CIRCLE_TBL VALUES ('<(-100,0),-100>');
+
+INSERT INTO CIRCLE_TBL VALUES ('1abc,3,5');
+
+INSERT INTO CIRCLE_TBL VALUES ('(3,(1,2),3)');
+
+SELECT * FROM CIRCLE_TBL;
+
+SELECT '' AS six, center(f1) AS center
+  FROM CIRCLE_TBL;
+
+SELECT '' AS six, radius(f1) AS radius
+  FROM CIRCLE_TBL;
+
+SELECT '' AS six, diameter(f1) AS diameter
+  FROM CIRCLE_TBL;
+
+SELECT '' AS two, f1 FROM CIRCLE_TBL WHERE radius(f1) < 5;
+
+SELECT '' AS four, f1 FROM CIRCLE_TBL WHERE diameter(f1) >= 10;
+
+SELECT '' as five, c1.f1 AS one, c2.f1 AS two, (c1.f1 <===> c2.f1) AS distance
+  FROM CIRCLE_TBL c1, CIRCLE_TBL c2
+  WHERE (c1.f1 < c2.f1) AND ((c1.f1 <===> c2.f1) > 0)
+  ORDER BY distance, one, two;
+